Add 30/36 and 10/70
30/36 + 10/70 is 41/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 70 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 36 × 35 = 1260,
30/36 = 30 × 35/36 × 35 = 1050/1260 - Likewise, for the 2nd fraction, since 70 × 18 = 1260,
10/70 = 10 × 18/70 × 18 = 180/1260 - Add the two like fractions:
1050/1260 + 180/1260 = 1050 + 180/1260 = 1230/1260 - 1230/1260 simplified gives 41/42
- So, 30/36 + 10/70 = 41/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/36+10/70 30/36+20/70 30/72+10/70 90/36+10/70 30/36+30/70 30/36+50/70